What is "Positive Stress" in training for sport?

Blood cells bring oxygen to cells and take carbon dioxide away. true or false

How will health most likely be affected if you follow the recommended guidelines for sleep rest and physical activity

A75-year-old client was admitted to the hospital after having sustained a fall at home. she is diagnosed with a right hip fracture and is scheduled for surgery in the morning. at 2: 30 am she awakens from sleep with confusion about where she is. she insists that her daughter is in the other room and wants to see her. you attempt to reorient her to the surroundings with little success. she continues to insist that her daughter is in the next room. in reviewing the client’s record, what data would be considered a source of her confusion?